Perhaps you should try some spelling variations:
international efforts » international airports, international energy, international airport
care international » commerce international, finance international, private international
irrigation schemes » irrigation scheme, irrigation systems
chain irrigation » grain irrigation, change irrigation, basin irrigation
supply care » supply case, supply curve, supply cote

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply care international efforts. ) or ( supply chain irrigation schemes. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply care international efforts. ) OR ( supply chain irrigation schemes. )).
• Adding a wildcard symbol may retrieve word variants: (( supply care international efforts. ) or ( supply chain irrigation schemes. ))*.